Hand grip exerciser



FIG. 1 is a perspective view of a handgrip exerciser showing my new design;

FIG. 2 is a front elevational view thereof, the top, bottom and rear views appearing the same as FIG. 2; and,

FIG. 3 is an end view, the opposite end view appearing the same as FIG. 3. 

The ornamental design for a hand grip exerciser, as shown and described. 